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Жұмыс парақтарыLinear relationships Slope-intercept form
Total сұрақ: 23
Worksheet time: 23mins
Аты
Сынып
Күн
1.
Which of the following is in slope-intercept form?
a)
y=10x-7
b)
y-5=3(x-1)
c)
5x-y=12
d)
6x+2y-15=0
2.
How would you write the equation with a slope of 2/3 and a y-intercept of -3
a)
y=3/2x+3
b)
y=2/3-3
c)
y=2/3x-3
3.
What does the y-intercept represent in this graph?
a)
Every minute 60 students got off the bus.
b)
There were 60 students to start with on the bus ride.
c)
Each minute, 10 students got off the bus.
d)
60 students rode the bus every minute.
4.
You plan to go snowboarding. The resort charges $15 an hour in addition to $25 to rent a board. Write an equation that represents the cost to go snowboarding for the day.
a)
y=15x-25
b)
15x+25y=100
c)
25x+y=15
d)
y=15x+25
5.
At what rate did the rain fall?
a)
2 cm per hour
b)
1/4 cm per hour
c)
1/2 cm per hour
d)
4 cm per hour
6.
What is the x-intercept shown on the graph?
a)
(2, 0)
b)
(-2, 0)
c)
(0, 3)
d)
(3, 0)
7.
What is the y-intercept shown on the graph?
a)
(0, -2)
b)
(3, 0)
c)
(0, 3)
d)
None of these.
8.
What is the y-intercept of the equation?
y = 3x - 12
y = 3x - 12
a)
y = 1 or (0, 1)
b)
y = 12 or (0, 12)
c)
y = -1 or (0, -1)
d)
y = -12 or (0, -12)
9.
Lee charges $3 for a basket and $2.50 for each pound of fruit picked at the orchard. Write an equation in y = mx + b form for the total cost of x pounds of fruit from the orchard.
a)
y = 3x + 2.5
b)
y = 2.50x + 3
c)
y = 2.50x
d)
y = 3x + 2.50
10.
Find the slope.
a)
3/2
b)
-3/2
c)
(-0,-3)
d)
none of the above
11.
What type of slope does the graph have?
a)
Zero
b)
Undefined
c)
Negative
d)
Positive
12.
Determine the slope and y-intercept from the following equation: y = 3/2x + 3
a)
slope: 5 y-intercept: (0,3)
b)
slope: 3/2 y-intercept: (0,3)
c)
slope: 4 y-intercept: (0,3/2)
d)
slope: 1/5 y-intercept: (0,5)
13.
A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?
a)
200
b)
150
c)
300
d)
75
14.
What is the rate of change for the following:
(4,5) (2, 15)
(4,5) (2, 15)
a)
-1/5
b)
1/5
c)
-5
d)
5
15.
What type of slope does the graph have?
a)
Positive
b)
Negative
c)
Zero Slope
d)
Undefined
16.
What type of slope does the following graph have?
a)
Postive
b)
Negative
c)
Zero Slope
d)
Undefined
17.
Is this graph proportional?
a)
Yes
b)
No
18.
Is this table proportional?
a)
Yes
b)
No
19.
Which line shows a proportional relationship between x and y?
a)
Line L
b)
Line M
20.
Charlie starts with $350 in his savings account. He withdraws $15 per week from his account. What is the starting point or y-intercept for this situation?
a)
15
b)
350
c)
-15
d)
-350
21.
Find the slope of:
(-4,5) and (-4, 2)
(-4,5) and (-4, 2)
a)
0
b)
6
c)
undefined
d)
-3/8
22.
Find the slope of:
(1,8) and (3,12)
(1,8) and (3,12)
a)
2
b)
1/2
c)
9/7
d)
-2
23.
Find the slope:
a)
2
b)
-2
c)
1/2
d)
-1/2
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